toJson method
Implementation
Map<String, dynamic> toJson() {
final _json = <String, dynamic>{};
_json['id'] = id;
_json['userId'] = userId;
_json['user'] = user.toJson();
_json['activityId'] = activityId;
_json['selection'] = selection;
_json['message'] = message;
_json['publicKey'] = publicKey;
_json['signature'] = signature;
_json['scheme'] = scheme;
_json['createdAt'] = createdAt.toJson();
return _json;
}